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UTMB World Series Events

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North America

02 - 04 October 2025

09 - 11 October 2025

22 - 23 November 2025

05 - 07 March 2026

09 - 12 April 2026

23 - 25 April 2026

27 - 28 June 2026

24 - 25 July 2026

14 - 16 August 2026

26 - 28 September 2025

18 - 21 September 2025

Asia

17 - 19 October 2025

17 - 19 October 2025

17 - 19 October 2025

08 - 09 November 2025

14 - 16 November 2025

29 November - 07 December 2025

06 - 08 March 2026

15 - 17 May 2026

26 - 28 September 2025

19 - 22 June 2025

01 - 04 May 2025

11 - 20 April 2025

01 - 02 March 2025

South America

18 - 22 November 2025

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

18 - 21 September 2025

Oceania

27 - 29 November 2025

14 - 15 February 2026

14 - 17 May 2026

Africa

29 - 31 May 2026

MY UTMB

Isabelle OST

Nationality

Belgium

Age

45-49 Women

Connect to claim this page

Team

Les coureurs célestes

UTMB Index

Index

20K

50K

100K

100M

608

-

585

606

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

07.25.2025

Valmalenco UltraDistance Trail 2025 - 90K

100K

89.5 KM
6580 M+

23:09:10

136 / 171

8 / 11

06.21.2025

Ardennes-Mégatrail 2025 - AMT (Ardennes Méga Trail)

100K

85 KM
4000 M+

13:06:16

49 / 249

4 / 17

03.16.2025

Trail Du Petit Ballon 2025 - TRAIL DU PETIT BALLON 53 Km

50K

52.9 KM
1949 M+

05:57:18

234 / 1173

21 / 197

10.20.2024

BELFORTRAIL 2024

50K

55 KM
3300 M+

07:45:42

50 / 350

4 / 41

06.29.2024

Ardennes-Mégatrail 2024 - AMT (Ardennes Méga Trail)

100K

85 KM
4000 M+

11:57:11

41 / 79

2 / 2

05.11.2024

100K

62.5 KM
3780 M+

09:27:18

25 / 298

4 / 62

03.17.2024

Trail Du Petit Ballon 2024 - TRAIL DU PETIT BALLON 53 Km

50K

52.9 KM
1949 M+

05:39:12

134 / 1129

11 / 164

10.22.2023

BelforTrail 2023

50K

54 KM
3100 M+

07:24:50

51 / 387

4 / 49

08.05.2023

Trail de l'Energie 2023 - 14km du Trail de l'Energie

20K

14 KM
1500 M+

02:19:47

18 / 84

3 / 24

07.07.2023

Grand Raid du Guillestrois-Queyras 2023 - Ultra Tour

100M

164 KM
11200 M+

36:38:35

26 / 121

2 / 8

Statistics

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UTMB® World Series - Ranking of trail runners by performance level on trail running

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